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+0.3: Some functions return SV * now.
+0.4: Hashes dumped recursively.
+ Additional fields for CV added.
+0.5: Prototypes for functions supported.
+ Strings are consostently in quotes now.
+ Name changed to Devel::Peek (former ExtUtils::Peek).
+0.7:
+ New function mstat added.
+ Docs added (thanks to Dean Roehrich).
+
+0.8:
+ Exports Dump and mstat.
+ Docs list more details.
+ Arrays print addresses of SV.
+ CV: STASH renamed to COMP_STASH. The package of GV is printed now.
+ Updated for newer overloading implementation (but will not report
+ packages with overloading).
+0.81:
+ Implements and exports DeadCode().
+ Buglet in the definition of mstat for malloc-less perl corrected.
+0.82:
+ New style PADless CV allowed.
+0.83:
+ DumpArray added.
+ Compatible with PerlIO.
+ When calculating junk inside subs, divide by refcount.
+0.84:
+ Indented output.
+0.85:
+ By Gisle Aas: format SvPVX, print magic (but not unrefcounted mg_obj);
+ A lot of new fields stolen from sv_dump();
+0.86:
+ By Gisle Aas:
+ - Updated the documentation.
+ - Move string printer to it's own function: fprintpv()
+ - Use it to print PVs, HV keys, MG_PTR
+ - Don't print IV for hashes as KEY is the same field
+ - Tag GvSTASH as "GvSTASH" in order to not confuse it with
+ the other STASH field, e.g. Dump(bless \*foo, "bar")
+0.87:
+ Extra indentation of SvRV.
+ AMAGIC removed.
+ Head of OOK data printed too.
+0.88:
+ PADLIST and OUTSIDE of CVs itemized.
+ Prints the value of the hash of HV keys.
+ Changes by Gisle: do not print both if AvARRAY == AvALLOC;
+ print hash fill statistics.
+0.89:
+ Changes by Gisle: optree dump.
+0.90:
+ DumpWithOP, DumpProg exported.
+ Better indent for AV, HV elts.
+ Address of SV printed.
+ Corrected Zero code which was causing segfaults.
+0.91:
+ Compiles, runs test under 5.005beta2.
+ Update DEBUGGING_MSTATS-less MSTATS.
+0.92:
+ Should compile without MYMALLOC too.
+0.94:
+ Had problems with HEf_SVKEY magic.
+0.95:
+ Added "hash quality" output to estimate Perl's hash functions.